Sevenoak SK-JA20 is a tripod mounted camera crane system designed to allow you to smoothly boom your camera up, down and move your camera in an infinite number of 360 degree arcs. When balanced properly and used correctly, SK-JA20 enables you to move your camera precisely and fluidly and get that marvelous picture or short film. It?s perfect for wedding videographers, documentary producers, music video productions or for anyone who has the need for a jib arm Holds cameras up to 5KG / Maximum overall length?2.39m / Rotates 360 degrees / Mounts directly on to tripods via the 3/8? screw / Equipped with3/8? and 1/4? camera mounting screws The complete system weights 2.3KG (approximately) / Heavy barbell weights are not included / Carbon fiber construction / Fits easily into the trunk or back of a car when not fully assembled